Inventor · disambiguated record
Akihiko Iwata
Also filed as: IWATA AKIHIKO
90 granted patents·9 pending applications·1,436 citations·filing 1985–2020
99Inventor score
Top patents by PatentIndex Score
99 records- 0199US7485987B2Power converting deviceMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Feb 3, 2009·198 cites·15 claims
- 0298US7596008B2Power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Sep 29, 2009·193 cites·17 claims
- 0397US7602626B2Power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Oct 13, 2009·123 cites·10 claims
- 0491US6483250B1Method of driving plasma display panel, plasma display device and driving device for plasma display panelMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Nov 19, 2002·50 cites·7 claims
- 0591US4988922APower supply for microwave discharge light sourceMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Jan 29, 1991·41 cites·12 claims
- 0690US9941834B2Power conversion apparatus and air-conditioning apparatus including the power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Apr 10, 2018·12 cites·17 claims
- 0789US7438420B2Display apparatusMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Oct 21, 2008·13 cites·14 claims
- 0888US7577007B2Power converting apparatusMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Aug 18, 2009·12 cites·10 claims
- 0987US7312584B2Plasma-generation power-supply deviceMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Dec 25, 2007·55 cites·8 claims
- 1086US7638726B2Wire electric discharge machining apparatus and wire electric discharge machining methodMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Dec 29, 2009·8 cites·14 claims
- 1186US4665299AArc welding power source with response delay compensating controlMITSUBISHI ELECTRIC CORP·Filed 1985·Granted May 12, 1987·44 cites·2 claims
- 1284US6369781B2Method of driving plasma display panelMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Apr 9, 2002·66 cites·10 claims
- 1384US5115168APower supply for microwave discharge light sourceMITSUBISHI ELECTRIC CORP·Filed 1990·Granted May 19, 1992·38 cites·13 claims
- 1480US7224150B2Redundancy circuit for series-connected diodesMITSUBISHI ELECTRIC CORP·Filed 2005·Granted May 29, 2007·8 cites·9 claims
- 1580US6836262B2Method of driving plasma display panel, plasma display device and driving device for plasma display panelMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Dec 28, 2004·22 cites·21 claims
- 1680US5053682APower supply for microwave discharge light sourceMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Oct 1, 1991·31 cites·15 claims
- 1779US8625307B2DC to AC power converting apparatusIWATA AKIHIKO·Filed 2009·Granted Jan 7, 2014·15 cites·13 claims
- 1879US6660957B1Apparatus for electric discharge machiningMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Dec 9, 2003·14 cites·7 claims
- 1978US6548966B2Discharge lamp lighting deviceMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Apr 15, 2003·24 cites·3 claims
- 2077US10756629B2Power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Aug 25, 2020·2 cites·20 claims
- 2177US9550245B2Electric discharge machining apparatus, electric discharge machining method, and semiconductor substrate manufacturing methodTAMIDA TAICHIRO·Filed 2009·Granted Jan 24, 2017·4 cites·5 claims
- 2276US8559202B2Power conversion apparatusIWATA AKIHIKO·Filed 2010·Granted Oct 15, 2013·5 cites·8 claims
- 2375US6975077B2High intensity discharge lamp ballast apparatusMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Dec 13, 2005·31 cites·7 claims
- 2474US11804788B2Power converterMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Oct 31, 2023·2 cites·12 claims
- 2574US10782260B2Electrostatic capacitance detection device and power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Sep 22, 2020·1 cites·14 claims
- 2674US8223517B2Power converting apparatus with main converter and sub-converterKISHIDA YUKIMORI·Filed 2007·Granted Jul 17, 2012·14 cites·6 claims
- 2772US9998007B2Boost converter with flying capacitor and refrigeration circuitMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jun 12, 2018·3 cites·13 claims
- 2872US7719865B2Power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2006·Granted May 18, 2010·9 cites·30 claims
- 2972US7598678B2Lamp lighting apparatusMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Oct 6, 2009·4 cites·16 claims
- 3072US6580048B2Electrical discharge machining apparatus supplying initial and processing currentsMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jun 17, 2003·10 cites·10 claims
- 3171US6476568B2Gas discharge lamp lighting deviceMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Nov 5, 2002·15 cites·18 claims
- 3270US8228699B2Power converting apparatus including half-bridge inverters connected between positive and negative terminals of a DC power supplyIWATA AKIHIKO·Filed 2008·Granted Jul 24, 2012·9 cites·23 claims
- 3370US7023143B2Ballast apparatus and ballasting method of high intensity discharge lampMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Apr 4, 2006·15 cites·12 claims
- 3470US6989653B2Battery power circuit and automobile battery power circuitMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Jan 24, 2006·22 cites·8 claims
- 3569US8611120B2Power conversion apparatusOKUDA TATSUYA·Filed 2009·Granted Dec 17, 2013·9 cites·11 claims
- 3669US6589403B2Electrolysis gas converter and electric device using sameMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jul 8, 2003·7 cites·18 claims
- 3769US4890294APlasma apparatusMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Dec 26, 1989·25 cites·49 claims
- 3868US8659924B2Power conversion apparatusYAMADA MASAKI·Filed 2009·Granted Feb 25, 2014·8 cites·20 claims
- 3968US8576593B2AC-DC power converting apparatus having sub-converters connected in series between main converter and AC power supplyMORI OSAMU·Filed 2009·Granted Nov 5, 2013·9 cites·9 claims
- 4068US8194192B2Projection displayHARADA SHIGEKI·Filed 2007·Granted Jun 5, 2012·4 cites·5 claims
- 4168US7619907B2DC/DC power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2008·Granted Nov 17, 2009·8 cites·19 claims
- 4267US8040702B2DC/DC power converting apparatusMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Oct 18, 2011·7 cites·12 claims
- 4367US6184662B1Pulsed power supply deviceMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Feb 6, 2001·22 cites·8 claims
- 4467US5305338ASwitch device for laserMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Apr 19, 1994·24 cites·30 claims
- 4565US10418915B2Refrigeration cycle apparatusMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Sep 17, 2019·2 cites·11 claims
- 4665US8232830B2Rectifier with less conduction loss than a diodeTAKESHITA MIYUKI·Filed 2007·Granted Jul 31, 2012·9 cites·12 claims
- 4763US8036008B2DC/DC power converting apparatusMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Oct 11, 2011·6 cites·22 claims
- 4862US6630641B2Electric discharge machining apparatus generating preliminary discharge and machining discharge pulsesMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Oct 7, 2003·6 cites·17 claims
- 4962US6400344B1Device and method for driving address electrode of surface discharge type plasma display panelMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Jun 4, 2002·26 cites·20 claims
- 5061US7964990B2Power supply apparatusMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Jun 21, 2011·4 cites·5 claims
Showing the top 50 of 99 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →